基于STM32的光伏直流柜智能检测系统设计  

Design of intelligent detection system for photovoltaic DC cabinet based on STM32

作　　者：王海明[1] 胡剑生 王旭昊[1] 李嘉[1] 代兴华[1] 

机构地区：[1]许继集团有限公司,河南许昌461000

出　　处：《电子设计工程》2015年第14期158-162,共5页Electronic Design Engineering

摘　　要：文中针对平衡电桥和不平衡电桥法的特点,提出了母线正负极和支路绝缘检测原理。基于STM32设计了光伏直流柜智能检测系统的硬件和软件,搭建了实验平台,并进行了功能测试。该检测系统具有误差小、实时性好、稳定性强、可靠性高等优点,能够实现电压、电流检测,功率、发电量计算以及接地绝缘状况反馈,为电站监控和故障处理提供了科学依据,具有较高的应用价值。According to the characteristics of balanced and unbalanced bridge method, this paper shows the bus electrodes and branch insulation detection principle. It designs the hardware and software of photovoltaie DC cabinet intelligent detection system based on STM32, sets up the experiment platform and tests the function. The detection system has the advantages of smaller error, good real-time performance, high stability and high reliability, can realize the voltage and current detection, power and electricity output calculation, and the ground insulation status feedback, provides the scientific basis for monitoring and troubleshooting, has higher application value.

关 键 词：平衡电桥法 绝缘检测 直流配电柜 STM32 监控系统 

分 类 号：TN06[电子电信—物理电子学]